kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
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Modules linked in:
CPU: 3 PID: 1241 Comm: kworker/3:2 Not tainted 4.13.0-rc5-next-20170817+ #5
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
Workqueue: events netlink_sock_destruct_work
task: ffff88006bb04780 task.stack: ffff88006bb48000
RIP: 0010:__list_del_entry_valid+0x7e/0x150 lib/list_debug.c:51
RSP: 0018:ffff88006bb4f0b8 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88004fc6a7e0 RDI: ffff88004fc6a7e8
RBP: ffff88006bb4f0d0 R08: ffffffff842203d2 R09: 0000000000000000
R10: ffff88006bb4ef98 R11: ffff8800384af890 R12: 0000000000000000
R13: ffff88006bb4f198 R14: ffff8800384af878 R15: ffff88004fc6a7e8
FS:  0000000000000000(0000) GS:ffff88006df00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9e7d9f2000 CR3: 000000006c2ac000 CR4: 00000000000006e0
DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 __list_del_entry include/linux/list.h:116 [inline]
 list_del include/linux/list.h:124 [inline]
 xfrm_policy_walk_done+0xfa/0x310 net/xfrm/xfrm_policy.c:1049
 xfrm_dump_policy_done+0x73/0xa0 net/xfrm/xfrm_user.c:1698
 netlink_sock_destruct+0xfa/0x3c0 net/netlink/af_netlink.c:362
 __sk_destruct+0xfd/0x910 net/core/sock.c:1570
 sk_destruct+0x47/0x80 net/core/sock.c:1605
 __sk_free+0x57/0x230 net/core/sock.c:1613
 sk_free+0x2a/0x40 net/core/sock.c:1624
 netlink_sock_destruct_work+0x19/0x20 net/netlink/af_netlink.c:384
 process_one_work+0xbf3/0x1bc0 kernel/workqueue.c:2098
 worker_thread+0x223/0x1860 kernel/workqueue.c:2233
 kthread+0x35e/0x430 kernel/kthread.c:231
 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:431
Code: 00 00 00 00 ad de 49 39 c4 74 66 48 b8 00 02 00 00 00 00 ad de 48 89 da 48 39 c3 74 65 48 c1 ea 03 48 b8 00 00 00 00 00 fc ff df <80> 3c 02 00 75 7b 48 8b 13 48 39 f2 75 57 49 8d 7c 24 08 48 b8 
RIP: __list_del_entry_valid+0x7e/0x150 lib/list_debug.c:51 RSP: ffff88006bb4f0b8
---[ end trace ef1c427306d0f21e ]---
Kernel panic - not syncing: Fatal exception in interrupt
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Kernel Offset: disabled
Rebooting in 86400 seconds..